Autonics BF4R Manual - Page 8
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BF4 Series
Self-Diagnosis Function (common)
When fiber hood is contaminated by dust, transmitted
light is lowered by element ability loss or received light is
lowered by missing of optical axis, the self-diagnosis output
will turn on.
In case of Light ON
H
Stable light
ON level
Unstable light
ON level
Unstable light
OFF level
Stable light
OFF level
L
Control output
ON
indicator
OFF
(red LED)
Stability
ON
indicator
OFF
(green LED)
300ms
ON
Self-diagnosis
OFF
output
● When detecting state remains over 300ms at unstable light
ON/OFF level, the self diagnosis output turns ON. In case
of stable light ON/OFF level, the self diagnosis output turns
OFF. (① position)
B-40
①
①
300ms
Mutual Interference Prevention
Function (common)
Two fiber optic cables can be mounted very closely by
setting different transmission frequencies.
●Interference prevention function
(operation of differential frequency mode)
First sensor- Frequency 1 (response time: max. 0.5ms)
① Set the mode setting switch to [SET].
Operation
② Press the [ON] + [OFF] buttons for
level
2 sec at the same time.
③ The Stability indicator [STAB] flashes
continuously.
④ Press the [ON] button.
⑤ The Stability indicator [STAB] turns off.
⑥ Set the mode setting switch to [LOCK].
Second sensor- Frequency 2 (response time: max. 0.7ms)
① Set the mode setting switch to [SET].
② Press the [ON] + [OFF] buttons for
2 sec at the same time.
③ The Stability indicator [STAB] flashes
continuously.
④ Press the [OFF] button.
⑤ The Stability indicator [STAB] turns off.
⑥ Set the mode setting switch to [LOCK].
Flashing
Flashing